<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			/*
			  > < >= <= == === != !==
			  运算结果类型是boolean
			*/

			console.log(6 < 9); //true

			//值一样
			console.log(6 == 9); //false

			console.log(6 != 9); //true

			//全等 （类型和值都要一样）
			console.log('6' === 6) //false
			
		</script>
	</head>
	<body>
	</body>
</html>
